{"id":"CVE-2025-59823","aliases":["GHSA-227x-7mh8-3cf6","GO-2025-3981"],"url":"https://o3.security/vulnerability/CVE-2025-59823","summary":"Gardener providers vulnerable to code injection when Terraformer is used for infrastructure provisioning","details":"### Impact\n\nA security vulnerability was discovered in Gardener when [Terraformer](https://github.com/gardener/terraformer) is used for infrastructure provisioning. This vulnerability could allow a user with administrative privileges for a Gardener project to obtain control over the seed cluster where the shoot cluster is managed.\n\nThis CVE affects all Gardener installations where [Terraformer](https://github.com/gardener/terraformer) is used/can be enabled for infrastructure provisioning with any of the affected components mentioned below.\n\n### Affected Components\n• gardener-extension-provider-gcp\n• gardener-extension-provider-azure\n• gardener-extension-provider-openstack\n• gardener-extension-provider-aws\n\n### Affected Versions\n• gardener-extension-provider-gcp < v1.46.0\n• gardener-extension-provider-azure < v1.55.0\n• gardener-extension-provider-openstack < v1.49.0\n• gardener-extension-provider-aws < v1.64.0\n\n### Fixed versions\n• gardener-extension-provider-gcp >= v1.46.0\n• gardener-extension-provider-azure >= v1.55.0\n• gardener-extension-provider-openstack >= v1.49.0\n• gardener-extension-provider-aws >= v1.64.0\n\n### How do I mitigate this vulnerability?\nUpdate to a fixed version.","published":"2025-09-25T14:17:37.607Z","modified":"2026-08-12T03:51:25.972344937Z","cvss":{"score":9.9,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H"},"epss":{"score":0.00477,"percentile":0.39026,"asOf":"2026-08-24"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/gardener/gardener-extension-provider-aws","fixedVersion":"1.64.0"},{"ecosystem":"Go","name":"github.com/gardener/gardener-extension-provider-gcp","fixedVersion":"1.46.0"},{"ecosystem":"Go","name":"github.com/gardener/gardener-extension-provider-azure","fixedVersion":"1.55.0"},{"ecosystem":"Go","name":"github.com/gardener/gardener-extension-provider-openstack","fixedVersion":"1.49.0"}],"fix":{"url":"https://github.com/gardener/gardener-extension-provider-aws/commit/cb5045fc146248296994804bbfe27bd896938bf2","label":"gardener/gardener-extension-provider-aws@cb5045f"},"references":[{"type":"WEB","url":"https://github.com/gardener/gardener-extension-provider-aws/releases/tag/v1.64.0"},{"type":"WEB","url":"https://github.com/gardener/gardener-extension-provider-azure/releases/tag/v1.55.0"},{"type":"WEB","url":"https://github.com/gardener/gardener-extension-provider-gcp/releases/tag/v1.46.0"},{"type":"WEB","url":"https://github.com/gardener/gardener-extension-provider-openstack/releases/tag/v1.49.0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/59xxx/CVE-2025-59823.json"},{"type":"ADVISORY","url":"https://github.com/gardener/gardener-extension-provider-aws/security/advisories/GHSA-227x-7mh8-3cf6"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-59823"},{"type":"WEB","url":"https://github.com/gardener/gardener-extension-provider-aws/commit/cb5045fc146248296994804bbfe27bd896938bf2"},{"type":"WEB","url":"https://github.com/gardener/gardener-extension-provider-azure/commit/4573a4404969f89781ed6cf72e90554bc6ae2020"},{"type":"WEB","url":"https://github.com/gardener/gardener-extension-provider-gcp/commit/51111b4f60c33c60dfdf18b1fc50f7ec8d8f70ac"},{"type":"WEB","url":"https://github.com/gardener/gardener-extension-provider-openstack/commit/2ed6f0fe1be90fbef5d6093eb0b8325c8421b8d8"},{"type":"PACKAGE","url":"https://github.com/gardener/gardener-extension-provider-aws"},{"type":"WEB","url":"https://pkg.go.dev/vuln/GO-2025-3981"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:25.972344937Z"}}